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Home >> Kia >> 2017 >> Niro EX >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (5 Of 6) >> DTC P2196-00: O2 Sensor Signal Stuck Rich (Bank 1 / Sensor 1) >> Wiring Inspection >> Basic Inspection >> Notes
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Basic Inspection: Notes

WARNING: Hybrid Battery System Uses Around 240V Voltage. 
It may cause death or damage due to electrical shock, if you do not follow below Instructions.
  • Follows instructions of workshop Service Information.
  • Wear and use insulated gloves and tools.
  • Ignition "OFF", Disconnect ground cable of auxiliary battery and "OFF" the safety connector of the high voltage battery.
  • Check high voltage terminal on Power Relay Assembly is lower than 30V.
  • Be careful that it should not be short between terminals when measuring battery cell voltage. You may be injured due to spark, parts damage or electrical shock.
  • Metallic material cause high voltage short that may cause damage of life or vehicle. Therefore, get rid of all the metallic material before working. (Metallic Material: Watch, Ring, any metallic products etc.)
  • After disconnect W/H goes to ECU's from High voltage battery, be careful not to happen short between exposed terminal and terminal on high voltage connector.